Diabetes alert dogs are trained to detect low blood glucose in a person. The dogs can cost $20,000, but little research has been done on their effectiveness. Frank Wisneski/Flickr hide caption

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There will be about 55 percent more people with diabetes as baby boomers become senior citizens, a report finds. Rolf Bruderer/Blend Images/Getty Images hide caption

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A reconstruction of a Neanderthal man (right) based on skull found at the La Ferrassie rock shelter in Dordogne Valley, France. He's face to face with a male Homo sapien. Philippe Plailly & Atelier Daynes/Science Source hide caption

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Science Seeks Clues To Human Health In Neanderthal DNA

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Carmen Smith now gets the insulin she needs via her doctor's prescription. When she lacked health insurance, buying a version of the medicine over the counter was cheaper, she says. But it was hard to get the dose right. Lynn Ischay for NPR hide caption

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You Can Buy Insulin Without A Prescription, But Should You?

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Screening blood for high blood sugar may become more common now that an influential panel has recommended it for many overweight people. iStockphoto hide caption

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The number of people being diagnosed with diabetes has been on the decline since 2009. iStockphoto hide caption

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Fewer People Are Getting Diabetes, But The Epidemic Isn't Over

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Rajiv Kumar (left), a pediatric endocrinologist, with patient Blake Atkins. The California teenager, diagnosed with Type 1 diabetes, uses Apple's HealthKit to monitor his blood sugar levels and share the information with his mother and doctor. Courtesy of Lucile Packard Children's Hospital Stanford hide caption

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People with diabetes who sign up for an Aetna insurance plan focused on diabetes care can get blood sugar meters and test strips free of charge. iStockphoto hide caption

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Jorje Mendez has lost more than 45 pounds through weightlifting and other lifestyle changes. Trainer Johnny Gonzales, right, helps prediabetic patients at the gym he set up at the Lake County Tribal Health Clinic in California. Farida Jhabvala Romero/KQED hide caption

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